Annals of the South African Museum, Volume 45The Museum, 1959 - Natural history |
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Page 314
... cirri , the longer dorsal pair being equal to the median antennae . The dorsal cirri are smooth and tapered . The pair on the first setiger are about 15 times the breadth of the body but succeeding ones are shorter and over most of the ...
... cirri , the longer dorsal pair being equal to the median antennae . The dorsal cirri are smooth and tapered . The pair on the first setiger are about 15 times the breadth of the body but succeeding ones are shorter and over most of the ...
Page 315
South African Museum. has about 30 rows of points . The dorsal cirri are very long , smooth , tapered and over twice the breadth of the stout body . The anterior ventral cirri are large and triangular but not lamellar and further back ...
South African Museum. has about 30 rows of points . The dorsal cirri are very long , smooth , tapered and over twice the breadth of the stout body . The anterior ventral cirri are large and triangular but not lamellar and further back ...
Page 320
... cirri project forwards on either side of the prostomium . This pair corresponds to the ventral cirri of a normal ... dorsal cirrophore . The normal body segments ( fig . 7h ) are all similar . Each is about 20 times as broad as long and has a ...
... cirri project forwards on either side of the prostomium . This pair corresponds to the ventral cirri of a normal ... dorsal cirrophore . The normal body segments ( fig . 7h ) are all similar . Each is about 20 times as broad as long and has a ...
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Common terms and phrases
1st whorl 2nd whorl 3rd whorl 4th whorl additional lirae antennae anteriorly aperture apex axial ribs Bartsch body whorl brown Buccal surface callus camelopardalis Cape Cape Natal capensis central pit central plate cingulum cirri cirrus columella Conch cusps denticles diam distal dorsal cirri Durban elytra enamel False Bay fathoms Fauvel Giraffa groove Holotype Hopefield horn-core hypocone juveniles knobs last whorl later whorls lateral plate length lingual surface M₁ mandible Martens median mesostyle metres molar Museum Natal Occlusal surface Olduvai Operculum outer lip P.F. coll pale parapodium parietal callus periostracum plicate Port Alfred posterior pillar Postnatal whorls Proc prostomium protoconch Protoconch 2 whorls radula Records root rows rugose segments setae setiger setigerous lobe shell Sivatherium slightly Smith smooth South African Sowerby species specimens spiral lirae spiral striae spire suture talonid teeth Thiele Tiefsee Exp Tomlin tooth Turton upper Zool Zoology